osmosis
埋头
A:Mary is really a diligent girl.
A:玛丽真是一个勤奋的姑娘。
B:What do you mean?
B:为什么这么说?
A:She learns to speak Lation by osmosis within three months.
A:她废寝忘食三个月学会了拉丁语。
B:She is really something.
B:她真了不起。